FR3137410B1 - Système de verrouillage d'aube d'un module de soufflante muni d'un doigt de verrouilage - Google Patents

Système de verrouillage d'aube d'un module de soufflante muni d'un doigt de verrouilage Download PDF

Info

Publication number
FR3137410B1
FR3137410B1 FR2206720A FR2206720A FR3137410B1 FR 3137410 B1 FR3137410 B1 FR 3137410B1 FR 2206720 A FR2206720 A FR 2206720A FR 2206720 A FR2206720 A FR 2206720A FR 3137410 B1 FR3137410 B1 FR 3137410B1
Authority
FR
France
Prior art keywords
blade
locking finger
annular hub
locking
module provided
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
FR2206720A
Other languages
English (en)
Other versions
FR3137410A1 (fr
Inventor
Thomas Nolwenn Emmanuel Delahaye
Thierry Jacques Coudray
Franck André René Deschamps
Sylvain Eric Dousseaud
Romain Nicolas Lagarde
Ulrick Souveton
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Safran Aircraft Engines SAS
Original Assignee
Safran Aircraft Engines SAS
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Safran Aircraft Engines SAS filed Critical Safran Aircraft Engines SAS
Priority to FR2206720A priority Critical patent/FR3137410B1/fr
Publication of FR3137410A1 publication Critical patent/FR3137410A1/fr
Application granted granted Critical
Publication of FR3137410B1 publication Critical patent/FR3137410B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M15/00—Testing of engines
    • G01M15/14—Testing gas-turbine engines or jet-propulsion engines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D21/00—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for
    • F01D21/003—Arrangements for testing or measuring
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/28—Supporting or mounting arrangements, e.g. for turbine casing
    • F01D25/285—Temporary support structures, e.g. for testing, assembling, installing, repairing; Assembly methods using such structures
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
    • F01D5/3023—Fixing blades to rotors; Blade roots ; Blade spacers of radial insertion type, e.g. in individual recesses
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D9/00—Stators
    • F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
    • F01D9/04—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector
    • F01D9/042—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector fixing blades to stators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02K—JET-PROPULSION PLANTS
    • F02K3/00—Plants including a gas turbine driving a compressor or a ducted fan
    • F02K3/02—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber
    • F02K3/04—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber the plant including ducted fans, i.e. fans with high volume, low pressure outputs, for augmenting the jet thrust, e.g. of double-flow type
    • F02K3/072—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber the plant including ducted fans, i.e. fans with high volume, low pressure outputs, for augmenting the jet thrust, e.g. of double-flow type with counter-rotating, e.g. fan rotors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
    • B64C11/02—Hub construction
    • B64C11/04—Blade mountings
    • B64C11/06—Blade mountings for variable-pitch blades
    • B64C11/065—Blade mountings for variable-pitch blades variable only when stationary
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D27/00—Arrangement or mounting of power plants in aircraft; Aircraft characterised by the type or position of power plants
    • B64D2027/005—Aircraft with an unducted turbofan comprising contra-rotating rotors, e.g. contra-rotating open rotors [CROR]
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64F—GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT; DESIGNING, MANUFACTURING, ASSEMBLING, CLEANING, MAINTAINING OR REPAIRING AIRCRAFT, NOT OTHERWISE PROVIDED FOR; HANDLING, TRANSPORTING, TESTING OR INSPECTING AIRCRAFT COMPONENTS, NOT OTHERWISE PROVIDED FOR
    • B64F5/00—Designing, manufacturing, assembling, cleaning, maintaining or repairing aircraft, not otherwise provided for; Handling, transporting, testing or inspecting aircraft components, not otherwise provided for
    • B64F5/60—Testing or inspecting aircraft components or systems
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C3/00—Gas-turbine plants characterised by the use of combustion products as the working fluid
    • F02C3/04—Gas-turbine plants characterised by the use of combustion products as the working fluid having a turbine driving a compressor
    • F02C3/06—Gas-turbine plants characterised by the use of combustion products as the working fluid having a turbine driving a compressor the compressor comprising only axial stages
    • F02C3/067—Gas-turbine plants characterised by the use of combustion products as the working fluid having a turbine driving a compressor the compressor comprising only axial stages having counter-rotating rotors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00—Function
    • F05D2260/12—Testing on a test bench
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00—Function
    • F05D2260/30—Retaining components in desired mutual position
    • F05D2260/31—Retaining bolts or nuts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00—Function
    • F05D2260/30—Retaining components in desired mutual position
    • F05D2260/36—Retaining components in desired mutual position by a form fit connection, e.g. by interlocking

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

La présente invention porte sur un module (10) pour un banc d’essai de turbomachine d’aéronef comportant: - un moyeu annulaire (11), - au moins une aube (12), - au moins une fenêtre traversante (26) réalisée dans ledit moyeu annulaire (11), ladite fenêtre débouchant axialement, par rapport à un axe du moyeu annulaire (11), d'une part dans une face externe (29) du moyeu annulaire (11) et d'autre part à l'intérieur du logement de pied d'aube (13), - un doigt de verrouillage (25) inséré à l'intérieur de la fenêtre traversante (26), ledit doigt de verrouillage (25) comportant une portion d'extrémité (28) destinée à venir en appui contre le pied d'aube (19), et - des organes de serrage (27) assurant un serrage de la portion d'extrémité (28) du doigt de verrouillage (25) contre le pied d'aube (19) de façon à immobiliser l'aube (12) dans une position angulaire souhaitée. Figure 3
FR2206720A 2022-07-04 2022-07-04 Système de verrouillage d'aube d'un module de soufflante muni d'un doigt de verrouilage Active FR3137410B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR2206720A FR3137410B1 (fr) 2022-07-04 2022-07-04 Système de verrouillage d'aube d'un module de soufflante muni d'un doigt de verrouilage

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR2206720 2022-07-04
FR2206720A FR3137410B1 (fr) 2022-07-04 2022-07-04 Système de verrouillage d'aube d'un module de soufflante muni d'un doigt de verrouilage

Publications (2)

Publication Number Publication Date
FR3137410A1 FR3137410A1 (fr) 2024-01-05
FR3137410B1 true FR3137410B1 (fr) 2024-05-17

Family

ID=83188531

Family Applications (1)

Application Number Title Priority Date Filing Date
FR2206720A Active FR3137410B1 (fr) 2022-07-04 2022-07-04 Système de verrouillage d'aube d'un module de soufflante muni d'un doigt de verrouilage

Country Status (1)

Country Link
FR (1) FR3137410B1 (fr)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2003206A1 (fr) 1968-03-04 1969-11-07 Ft Products Ltd
FR2992347B1 (fr) 2012-06-22 2014-07-18 Snecma Recepteur de turbomachine d'aeronef a doublet d'helices contrarotatives non carenees, comprenant une turbine libre exterieure a maintien renforce
FR3069013B1 (fr) * 2017-07-17 2019-08-30 Safran Aircraft Engines Dispositif de calage reglable d'une aube pivotante pour un redresseur de flux
FR3107319B1 (fr) * 2020-02-19 2022-08-12 Safran Aircraft Engines Module de turbomachine equipe de systeme de changement de pas des pales d’aubes de stator
FR3111161B1 (fr) * 2020-06-05 2022-05-06 Safran Aircraft Engines Systeme de verrouillage d'aubes de soufflante a calage variable

Also Published As

Publication number Publication date
FR3137410A1 (fr) 2024-01-05

Similar Documents

Publication Publication Date Title
FR2621554A1 (fr) Capot d'entree non tournant de turboreacteur a fixation centrale et turboreacteur ainsi equipe
WO2009133297A1 (fr) Dispositif de commande d'aubes a calage variable dans un compresseur de turbomachine
CA2913579A1 (fr) Carter de turbomachine comportant un orifice d'endoscopie
WO2014154980A1 (fr) Dispositif d'articulation à rotule pour la suspension d'une turbomachine a un pylone ou la suspension d'un equipement au corps de la turbomachine.
FR2975449A1 (fr) Dispositif de fixation d'une piece annulaire sur un arbre de turbomachine
FR3137410B1 (fr) Système de verrouillage d'aube d'un module de soufflante muni d'un doigt de verrouilage
EP0321344A1 (fr) Dispositif cache-boulons pour turbomachine
FR3091725B1 (fr) Ensemble pour une turbomachine
FR2923542A1 (fr) Ferrure de carter, carter muni d'une telle ferrure, dispositif de fixation d'un boitier d'accessoires sur un tel carter et turbomachine comportant un tel carter
FR3136547B1 (fr) Système de verrouillage d'aubes d'un module de soufflante de type baïonnette
FR3136851B1 (fr) Système de verrouillage d'aubes d'un module de soufflante muni d'un dispositif de maintien d'une bride de pivot
FR3093076B1 (fr) Pivot d’aube à orientation réglable et à encombrement réduit pour moyeu de soufflante de turbomachine
EP1143156A1 (fr) Dispositif de fixation d'un groupe motoventilateur à une facade avant technique de véhicule
FR3033890B1 (fr) Fixation d'un disque fan a un arbre d'entrainement
CN211102625U (zh) 旋拧装置
CA2418233A1 (fr) Dispositif de commande d'aube a angle de calage variable a liaison sans jeu
EP0064001B1 (fr) Dispositif d'assemblage selon un angle quelconque, notamment pour profilés creux
EP1820979B1 (fr) Dispositif de fixation d'un tourillon sur un corps de vérin, et vérin avec tourillon fixé par un tel dispositif
FR3142781A1 (fr) Système de bridage d'aube d'une soufflante muni d'une cale de retention
FR3137412A1 (fr) Système de verrouillage d'aubes d'un module de soufflante par double noix de serrage
FR3142780A1 (fr) Système de bridage d'aube d'une soufflante muni d'une pince déformable et d'un organe de serrage associé
FR3060051B1 (fr) Turbine pour turbomachine
FR3137715A1 (fr) Système de verrouillage d'une aube d'un module de soufflante par levier de serrage
FR3041381A1 (fr) Ensemble a carter d'echappement et element aval monte par baionnette
FR3136853B1 (fr) Système de verrouillage d'aubes d'un module de soufflante à double crabots

Legal Events

Date Code Title Description
PLFP Fee payment

Year of fee payment: 2

PLSC Publication of the preliminary search report

Effective date: 20240105

PLFP Fee payment

Year of fee payment: 3